
# geshu=list1.count(0)+list1.count(3)+list1.count(9)+list1.count(10)+list1.count(5)
# print(geshu)
# geshu=0
# for a in list1:
#     geshu+=1
# print(geshu)
# 求上述数字之和
list1=[0,3,3,9,10,3,5,"23"]
sum1=0
for a in list1:
    sum1+= int(a)
print(sum1)
print(sum(list1))  #sum()  只能是纯数字





